Connected: An Internet Encyclopedia
RFC 791 - 1.2. Scope

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### 1.2. Scope

The internet protocol is specifically limited in scope to provide the functions necessary to deliver a package of bits (an internet datagram) from a source to a destination over an interconnected system of networks. There are no mechanisms to augment end-to-end data reliability, flow control, sequencing, or other services commonly found in host-to-host protocols. The internet protocol can capitalize on the services of its supporting networks to provide various types and qualities of service.

Next: 1.3. Interfaces

Connected: An Internet Encyclopedia
RFC 791 - 1.2. Scope